VDB-94649 · CVE-2016-8595 · BID 94757

FFmpeg up to 3.1.4 AVI File libavcodec/gsm_parser.c gsm_parse input validation

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
4.7	$0-$5k	0.00

Summaryinfo

A vulnerability identified as problematic has been detected in FFmpeg up to 3.1.4. Impacted is the function gsm_parse of the file libavcodec/gsm_parser.c of the component AVI File Handler. The manipulation leads to input validation. This vulnerability is traded as CVE-2016-8595. It is possible to initiate the attack remotely. There is no exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in FFmpeg up to 3.1.4 (Multimedia Processing Software) and classified as problematic. This issue affects the function gsm_parse of the file libavcodec/gsm_parser.c of the component AVI File Handler. The manipulation with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. Impacted is availability. The summary by CVE is:

The gsm_parse function in libavcodec/gsm_parser.c in FFmpeg before 3.1.5 allows remote attackers to cause a denial of service (assert fault) via a crafted AVI file.

The bug was discovered 12/23/2016. The weakness was shared 12/23/2016 with Qihoo 360 (Website). The advisory is shared at openwall.com. The identification of this vulnerability is CVE-2016-8595 since 10/11/2016. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. Technical details are known, but no exploit is available.

Upgrading to version 3.1.5 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 94757†). The entries VDB-94647, VDB-94646 and VDB-94645 are related to this item. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Multimedia Processing Software

Name

FFmpeg

Version

License

open-source

Website

Product: https://ffmpeg.org/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.9
VulDB Meta Temp Score: 4.8

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: FFmpeg 3.1.5

Timelineinfo

10/11/2016 🔍
12/08/2016 +58 days 🔍
12/23/2016 +15 days 🔍
12/23/2016 +0 days 🔍
12/23/2016 +0 days 🔍
12/23/2016 +0 days 🔍
07/15/2019 +934 days 🔍

Sourcesinfo

Product: ffmpeg.org

Advisory: openwall.com
Organization: Qihoo 360
Status: Not defined

CVE: CVE-2016-8595 (🔍)
GCVE (CVE): GCVE-0-2016-8595
GCVE (VulDB): GCVE-100-94649
SecurityFocus: 94757 - FFmpeg CVE-2016-8595 Denial of Service Vulnerability

See also: 🔍

Entryinfo

Created: 12/23/2016 10:14
Updated: 07/15/2019 08:20
Changes: 12/23/2016 10:14 (61), 07/15/2019 08:20 (5)
Complete: 🔍
Cache ID: 216:D89:103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.